[Undiagnostisized gastrointestinal hemorrhages].
D000208:Acute Disease; D003951:Diagnostic Errors; D004932:Esophageal and Gastric Varices / Q000175:diagnosis; D004945:Esophagoscopy; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000401:mortality / Q000601:surgery; D006801:Humans
Ungeklärte gastro-intestinale Blutungen.